BacklinkSpy - BacklinkSpy uncovers the backlink sources of your competitors
Kerboo - Kerboo is a backlink analysis software for brands and agencies.
MoonSearch - MoonSearch is a free backlink monitoring tool that provides a complex link analysis and checks how many backlinks are indexed.
Monitor Backlinks - Easy Link Management - SEO Tool for automatically checking your backlinks.
Linkody - Save time and money by managing your SEO linkbuilding with Linkody.
LinkMiner - Find competitors' backlinks you can replicate easily. LinkMiner is an easy-to-use backlink checker tool focusing on backlinks that matter.